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C86300 Bronze vs. CC751S Brass

Both C86300 bronze and CC751S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 89% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C86300 bronze and the bottom bar is CC751S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
130
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 14
5.6
Poisson's Ratio 0.32
0.31
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 850
450
Tensile Strength: Yield (Proof), MPa 480
320

Thermal Properties

Latent Heat of Fusion, J/g 200
190
Maximum Temperature: Mechanical, °C 160
130
Melting Completion (Liquidus), °C 920
850
Melting Onset (Solidus), °C 890
810
Specific Heat Capacity, J/kg-K 420
390
Thermal Conductivity, W/m-K 35
110
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.0
25
Electrical Conductivity: Equal Weight (Specific), % IACS 9.2
28

Otherwise Unclassified Properties

Base Metal Price, % relative 23
24
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 51
46
Embodied Water, L/kg 360
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
23
Resilience: Unit (Modulus of Resilience), kJ/m3 1030
480
Stiffness to Weight: Axial, points 7.8
7.2
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 30
15
Strength to Weight: Bending, points 25
16
Thermal Diffusivity, mm2/s 11
35
Thermal Shock Resistance, points 28
15

Alloy Composition


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Aluminum (Al), % 5.0 to 7.5
0 to 0.1
Antimony (Sb), % 0
0 to 0.5
Copper (Cu), % 60 to 66
62.7 to 66
Iron (Fe), % 2.0 to 4.0
0.25 to 0.5
Lead (Pb), % 0 to 0.2
0.8 to 2.2
Manganese (Mn), % 2.5 to 5.0
0 to 0.15
Nickel (Ni), % 0 to 1.0
0 to 0.8
Silicon (Si), % 0
0.65 to 1.1
Tin (Sn), % 0 to 0.2
0 to 0.8
Zinc (Zn), % 22 to 28
27.9 to 35.6
Residuals, % 0 to 1.0
0